1. Installing Internal Optional Devices
Express5800/R120g-2E User's Guide
79
Chapter 2 Preparations
1.12
Flash Backup Unit for RAID Controller
If a RAID controller (N8103-176/177/178/179) is installed, use the flash backup unit (FBU) to avoid data loss
caused by accidents including temporary blackout during a Write Back operation. The model of the flash backup
unit to be used depends on RAID controller.
•
For N8103-176/177/178, use N8103-181 Flash Backup Unit
•
For N8103-179, use FBU provided with N8103-179.
FBU is installed on the support bar of this server. The installation location and order of FBU are as shown in the
following figure.
1.12.1
Handling precautions
Observe the followings when using FBU. Ignoring these precautions may cause damage to your data or other
devices.
•
Use the FBU appropriate to the RAID controller to be used.
•
The FBU is an electronic device sensitive to static electricity. Before installation, touch the metal frame part
of the server to discharge the static electricity from your body.
•
Do not drop or bump the FBU.
•
For recycling and disposing of the FBU, refer to the User’s Guide that comes with the RAID controller or
Flash Backup Unit.
1.12.2
Installation
This section describes the procedure of installing a Flash Backup Unit (FBU) for RAID controller.
1. See steps 1 to 8 in
Chapter 2
(
1.3
Overview of Installation and Removal
) for preparations.
FBU#2
FBU#3
FBU#4
rear side
FBU#1
